Are blood cells that assimilate bacteria and foreign invaders.
antibodies
leukocytes
hemoglobin
platelets

Write an informative essay on the great chicago fire. your essay will use research to explain what caused the fire to burn out of control and to describe the fire's effects and aftermath.

What are the reasons that some europeans moved and began colonizing the new world? select all that apply: options: better economic opportunities. some were escaping religious persecution. attempting to increase their wealth, despite the hardships and risks. the new world was safer and more secure than the old world.

How did the location of islamic lands make cultural diffusion possible